Hydrogen Therapy Reduces Brain Inflammation After Head Injury in Rats
Changes of immuno-inflammatory responses by intraperitoneal injection of hydrogen after diffuse axonal injury in rats
Research hubs: Brain & Nervous System · Immune System
This research was done in animals. Results in animals often don't carry over to people.
- Evidence type
- Animal study (rat)
- Authors
- Xu-Dong Ma, Jin-Ning Song, Yong-Lin Zhao, Bin-Fei Zhang, Dan-Dong Li, Zun-Wei Liu, Jun-Jie Zhao, Ya-Hui Zhao
- Journal
- Journal of Xi'an Jiaotong University - Medical Sciences
- Year
- 2015
- Study Type
- Rat
- Participants
- 96
- Delivery
- Gas
- Dose
- 10 mL/kg hydrogen gas injected intraperitoneally twice per day
- Duration
- 3 days
- Outcome
- Positive
- Peer Reviewed
- Yes
- Country
- China
TL;DR
Hydrogen treatment may reduce brain damage in rats with traumatic brain injuries by calming inflammation.
Key Finding
Hydrogen gas injection reduced inflammatory markers (IL-6 and IL-1) and astrocyte activation in rats with diffuse axonal injury, reversing brain damage patterns seen in untreated injured animals.
Summary
Researchers used rats with a type of brain injury called diffuse axonal injury (damage to nerve fibers from sudden head movement) to test whether hydrogen gas could help reduce inflammation in the brain. They injected hydrogen gas into injured rats twice daily and measured inflammatory markers (proteins that signal inflammation) and brain cell changes over three days. Hydrogen treatment reduced inflammatory markers and decreased activation of brain support cells called astrocytes, suggesting it may help protect the brain during the early stages of this type of injury.
Practical Takeaway
This is an early-stage animal study showing hydrogen may have anti-inflammatory effects in traumatic brain injury. However, these results are from rats only, and the study does not tell us whether hydrogen would work the same way in humans or whether intraperitoneal injection (directly into the abdomen) would be a practical delivery method for people. Much more research would be needed before any health claims could be made.
Abstract (excerpt)
To explore the role of immuno-inflammatory reaction in diffuse axonal injury (DAI) and the therapeutic action of hydrogen in DAI model. Methods Totally 96 adult male SD rats were divided into 8 groups (n=12 in each): normal group, sham group, DAI groups (6h, 1d and 3d) and DAI with hydrogen…